Initial project sync
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@@ -0,0 +1,197 @@
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class_name ActionResolver
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extends Node
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const ACTION_DIR := "res://resources/actions"
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const ActionRuleResolverScript := preload("res://scripts/resolvers/action_rule_resolver.gd")
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const BASIC_TRAILING_SUFFIXES := ["W", "A", "D", "S"]
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static var _loaded := false
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static var _actions_by_pattern: Dictionary = {}
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static var _actions_by_id: Dictionary = {}
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static var _space_priority_labels: Array[StringName] = [
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&"burst",
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&"counter_projectile",
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&"blade_chain",
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&"state_specific",
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&"exact_pattern",
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&"fallback",
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]
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func resolve_window(window: Variant, state_machine: Variant = null, context: Dictionary = {}) -> Resource:
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return resolve(window, state_machine, context)
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func resolve_text_pattern(pattern: String, state_machine: Variant = null, context: Dictionary = {}) -> Resource:
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return resolve_pattern(pattern, state_machine, context)
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static func resolve(window: Variant, state_machine: Variant = null, context: Dictionary = {}) -> Resource:
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return resolve_pattern(window.get_contiguous_pattern(), state_machine, context)
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static func resolve_pattern(pattern: String, state_machine: Variant = null, context: Dictionary = {}, allow_basic_trailing_fallback := true) -> Resource:
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_ensure_loaded()
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var key := _normalize_pattern(pattern)
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var resolver_context := _resolver_context(state_machine, context)
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if key.ends_with("SP"):
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var priority_result := _resolve_space_priority(key, resolver_context)
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if priority_result != null:
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return priority_result
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var candidates: Array = _actions_by_pattern.get(key, [])
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for action: Resource in candidates:
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if _can_execute(action, resolver_context):
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return action
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var trailing_basic := _resolve_trailing_basic_suffix(key, resolver_context, allow_basic_trailing_fallback)
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if trailing_basic != null:
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return trailing_basic
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return null
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static func get_action(action_id: StringName) -> Resource:
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_ensure_loaded()
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return _actions_by_id.get(action_id, null) as Resource
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static func space_priority_labels() -> Array[StringName]:
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return _space_priority_labels.duplicate()
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static func reload(action_dir := ACTION_DIR) -> void:
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_loaded = true
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_actions_by_pattern.clear()
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_actions_by_id.clear()
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_load_dir(action_dir)
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static func clear_cache() -> void:
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_actions_by_pattern.clear()
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_actions_by_id.clear()
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_loaded = false
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static func _ensure_loaded() -> void:
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if not _loaded:
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reload()
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static func _load_dir(action_dir: String) -> void:
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var dir := DirAccess.open(action_dir)
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if dir == null:
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return
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var subdirs := dir.get_directories()
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subdirs.sort()
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for subdir: String in subdirs:
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_load_dir("%s/%s" % [action_dir, subdir])
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# 导出包（pck）内的目录列表把资源显示为 xxx.tres.remap，直接按 .tres
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# 过滤会一个都匹配不上，导致动作库为空（玩家出招和敌人攻击全部失效）。
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# 还原原始文件名再 load()，remap 表会命中 pck 内的实际资源。
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var seen := {}
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var files := dir.get_files()
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files.sort()
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for file_name: String in files:
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var resource_name := file_name.trim_suffix(".remap")
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if not resource_name.ends_with(".tres") or seen.has(resource_name):
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continue
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seen[resource_name] = true
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var action: Resource = load("%s/%s" % [action_dir, resource_name])
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if action == null or not action.get("input_pattern") is Array:
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continue
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_register_action(action)
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static func _register_action(action: Resource) -> void:
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var id := StringName(str(action.get("id")))
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if not id.is_empty():
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_actions_by_id[id] = action
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var key := _pattern_key(action.get("input_pattern"))
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if key.is_empty():
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return
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var candidates: Array = _actions_by_pattern.get(key, [])
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candidates.append(action)
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_actions_by_pattern[key] = candidates
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static func _resolve_space_priority(key: String, context: Dictionary) -> Resource:
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for action_id_key: String in [
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"burst_action_id",
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"counter_action_id",
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"blade_chain_action_id",
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]:
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if not context.has(action_id_key):
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continue
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if action_id_key == "counter_action_id" and not bool(context.get("counter_ready", false)):
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continue
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if action_id_key == "blade_chain_action_id" and not bool(context.get("blade_chain_active", false)):
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continue
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var explicit_action := get_action(StringName(str(context[action_id_key])))
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if explicit_action != null and _can_execute(explicit_action, context):
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return explicit_action
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var candidates: Array = _actions_by_pattern.get(key, [])
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for action: Resource in candidates:
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if _can_execute(action, context):
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return action
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var suffix_action := _resolve_trailing_space_suffix(key, context)
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if suffix_action != null:
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return suffix_action
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return null
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static func _resolve_trailing_space_suffix(key: String, context: Dictionary) -> Resource:
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var best_action: Resource = null
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var best_length := 0
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for candidate_key: String in _actions_by_pattern.keys():
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if candidate_key == key:
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continue
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if not candidate_key.ends_with("SP"):
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continue
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if candidate_key.length() <= best_length:
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continue
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if not key.ends_with(candidate_key):
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continue
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for action: Resource in _actions_by_pattern.get(candidate_key, []):
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if _can_execute(action, context):
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best_action = action
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best_length = candidate_key.length()
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break
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return best_action
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static func _resolve_trailing_basic_suffix(key: String, context: Dictionary, allow_basic_trailing_fallback: bool) -> Resource:
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if not allow_basic_trailing_fallback:
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return null
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for candidate_key: String in BASIC_TRAILING_SUFFIXES:
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if key == candidate_key:
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continue
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if not key.ends_with(candidate_key):
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continue
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for action: Resource in _actions_by_pattern.get(candidate_key, []):
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if _can_execute(action, context):
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return action
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return null
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static func _pattern_key(pattern: Array[StringName]) -> String:
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var key := ""
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for symbol: StringName in pattern:
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key += str(symbol)
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return _normalize_pattern(key)
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static func _normalize_pattern(pattern: String) -> String:
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return pattern.replace(" ", "").to_upper()
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static func _resolver_context(state_machine: Variant, context: Dictionary) -> Dictionary:
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var result := context.duplicate()
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if state_machine != null and state_machine.has_method("build_context"):
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for key: Variant in state_machine.call("build_context").keys():
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if not result.has(key):
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result[key] = state_machine.call("build_context")[key]
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return result
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static func _can_execute(action: Resource, context: Dictionary) -> bool:
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return ActionRuleResolverScript.can_execute(context, action)
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